Finding the Third Proportional to 1,028,278 and 2,295,020

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,278 : 2,295,020 = 2,295,020 : x
2. Step 2: Convert to fraction form
   1,028,278/2,295,020 = 2,295,020/x
3. Step 3: Cross multiply
   1,028,278x = 2,295,020 × 2,295,020
4. Step 4: Simplify right side
   1,028,278x = 5,267,116,800,400
5. Step 5: Solve for x
   x = 5,267,116,800,400/1,028,278
6. Step 6: Final answer
   x = 5,122,269.27